<?php

declare(strict_types=1);
/**
 * Calendar App
 *
 * @copyright 2021 Anna Larch <anna.larch@gmx.net>
 *
 * @author Anna Larch <anna.larch@gmx.net>
 * @author Richard Steinmetz <richard@steinmetz.cloud>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

namespace OCA\Gestion\Service;

use \FPDF;
use OCA\Gestion\Helpers\PriceHelpers;

class InvoicePdfHandler extends FPDF {

    private $factureData = [];
    private $logo = null;
    private $logoPath = "/var/www/html/data/admin/files/.gestion/";

    function Header()
    {
        if($this->logo != "nothing"){
            $this->Image($this->logoPath."logo.png", 10, 10, 55, 30);
        }
        else{
            $this->Cell(55,30,'');
        }
        $this->Ln(30);
    }

    // Page footer
    function Footer()
    {
        $this->SetY(-45);
        $this->SetFont('Arial', '', 8);
        $this->MultiCell(0,5,utf8_decode(html_entity_decode('Tout retard de paiement entraînera de plein droit une pénalité de retard de 3 fois le taux légal 
( Loi 2008-776 du 4 août 2008) et une indemnité forfaitaire de 40 EUR pour frais de recouvrement 
sera appliquée.')));
        $this->Ln(1);
        $this->MultiCell(0,5,utf8_decode(html_entity_decode('Si les frais de recouvrement sont supérieurs à ce montant forfaitaire, une indemnisation complémentaire 
sera due sur présentation de justificatifs ( articles L.441-3 et L.441-6 du code de commerce ).
')));		

        $this->SetY(-15);
        $this->SetFont('Arial', 'B', 9);
        $this->Cell(0, 10, utf8_decode(html_entity_decode($this->factureData['configuration']->legal_one)), 0, 0, 'C');
    }

    public function InvoicePdfFactory(array $factureData,$logo = null){
        $this->factureData = $factureData;
        $this->logo = $logo;
    }

    public function GetFilename(){
        $factureNum = $this->factureData['num'];
        $factureNum = str_replace('/','-',$factureNum);
        $defuntNom = str_replace('&nbsp;',' ',$this->factureData['defunt_nom']);
        return $this->factureData['configuration']->facture_prefixe.'_'.$factureNum.'_'.strtoupper($defuntNom);
    }

    public function GetFactureContent(){
        $this->AddPage();
        $this->SetFont('Arial', '', 12);
        $this->Cell(0, 7, utf8_decode(html_entity_decode($this->factureData['configuration']->entreprise)), 0, 0);
        $this->Cell(0, 7, utf8_decode(html_entity_decode($this->factureData['client_nom'] . ' ' . $this->factureData['client_entreprise'])), 0, 1,'R');
        $this->Cell(0, 7, utf8_decode(html_entity_decode($this->factureData['configuration_adresse'])), 0, 0);
        $this->Cell(0, 7, utf8_decode(html_entity_decode($this->factureData['client_real_adress'])), 0, 1,'R');
        $this->Cell(0, 7, utf8_decode(html_entity_decode($this->factureData['configuration_adresse_city'])), 0, 0);border: 
        $this->Cell(0, 7, utf8_decode(html_entity_decode($this->factureData['client_adress_city'])), 0, 1,'R');
        $this->Cell(0, 7, utf8_decode(html_entity_decode('Tél : ')) . utf8_decode(html_entity_decode($this->factureData['configuration']->telephone)) , 0, 1);
        $this->Cell(0, 7, 'Mail : ' . $this->factureData['configuration']->mail, 0, 1);

        $this->Ln(3);

        //facture infos
        $this->SetFont('Arial', 'B', 11);
        $this->Cell(30, 7, 'DATE', 1, 0, 'C');
        $this->Cell(70, 7, 'CLIENT', 1, 0, 'C');
        $this->Cell(40, 7, 'FACTURE', 1, 0, 'C');
        $this->Cell(40, 7, 'ECHEANCE', 1, 1, 'C');

        $this->SetFont('Arial', '', 10);
        $this->Cell(30, 7, $this->factureData['date'], 1, 0, 'C');
        $this->Cell(70, 7, utf8_decode(html_entity_decode($this->factureData['client_nom'])), 1, 0, 'C');
        $this->Cell(40, 7, $this->factureData['num'], 1, 0, 'C');
        $this->Cell(40, 7, $this->factureData['date_paiement'], 1, 1, 'C');

        $this->Ln(8);

        //Articles info
        $this->SetFont('Arial', 'B', 11);
        $this->Cell(20, 8, 'Date', 1, 0);
        $this->Cell(20, 8, 'Heure', 1, 0,'C');
        $this->Cell(80, 8, 'Description', 1, 0,'C');
        $this->Cell(30, 8, 'Prix Uni. HT', 1, 0, 'C');
        $this->Cell(30, 8, 'Prix Uni. TTC', 1, 1, 'C');

        $totalHt = 0;
        $totalTtc = 0;
        $tvaValue = $this->factureData["configuration"]->tva_default;
        foreach($this->factureData["products"] as $product){
            $valueHt = $product['produit_price'];
            $valueTtc = PriceHelpers::calculPriceWithVatValue($valueHt,$tvaValue);
            $totalHt+=$valueHt;
            $totalTtc+=$valueTtc;
            $descriptionLineNumber = $this->NbLines(80,$product["produit_description"]);
            $articleListMaxHeight = $descriptionLineNumber * 10;
            $this->SetFont('Arial', '', 10);
            $this->Cell(20, $articleListMaxHeight, $this->factureData['date'], 'LR',0);
            $this->Cell(20, $articleListMaxHeight, $this->factureData['startTime'], 'LR',0,'C');
            $this->MultiAlignCell(80, $articleListMaxHeight, utf8_decode(html_entity_decode($product["produit_description"])),'LR','0',);
            $this->Cell(30, $articleListMaxHeight, $valueHt, 'LR', 0, 'C');
            $this->Cell(30, $articleListMaxHeight, $valueTtc, 'LR', 1, 'C');
        }
        $this->Cell(180,0,'','T');
        $this->Ln(8);
        $this->SetFont('Arial', '', 9);
        $this->MultiCell(0,5,utf8_decode(html_entity_decode("Paiement à votre convenance par chèque à l'ordre de ". $this->factureData['configuration']->entreprise)));
        $this->MultiCell(0,5,utf8_decode(html_entity_decode("en indiquant le numéro de facture, ou par virement :")));

        $this->Ln(1);
        
        //Table IBAN
        $this->SetFont('Arial', '', 11);
        $ibanWidth = 90;
        $this->Cell($ibanWidth, 7, 'IBAN : FR76 1360 6000 1436 5418 1800 038', 1, 1, 'C');
        $ibanCursorX = $this->GetX();
        $ibanCursorY = $this->GetY();
        $this->Cell($ibanWidth, 7, 'Code SWIFT : AGRI FR PP 836', 1, 1, 'C');

        //TABLE HT
        $ibanLastPositionX = $ibanCursorX+$ibanWidth + 20;
        $this->SetXY($ibanLastPositionX,$ibanCursorY);
        $this->SetFont('Arial', 'B', 12);
        $totalHtArrayWidth = 30;
        $this->Cell($totalHtArrayWidth, 7, 'TOTAL HT', 1, 1, 'C');
        $this->SetXY($ibanLastPositionX,$ibanCursorY);
        $this->SetFont('Arial', '', 11);
        $this->Cell($totalHtArrayWidth, 20, $totalHt, 1, 1, 'C');

        $tableHTLastPostionX = $ibanLastPositionX + $totalHtArrayWidth + 10;
        //TABLE TTC
        $this->SetXY($tableHTLastPostionX,$ibanCursorY+7);
        $this->SetFont('Arial', 'B', 12);
        $this->Cell(30, 7, 'TOTAL TTC', 1, 1, 'C');
        $this->SetXY($tableHTLastPostionX,$ibanCursorY+14);
        $this->SetFont('Arial', '', 11);
        $this->Cell(30, 7, $totalTtc, 1, 1, 'C');

        $pdfContent = $this->Output('','S');

        return $pdfContent;
    }

	function MultiAlignCell($w,$h,$text,$border=0,$ln=0,$align='L',$fill=false)
	{
		// Store reset values for (x,y) positions
		$x = $this->GetX() + $w;
		$y = $this->GetY();

		// Make a call to FPDF's MultiCell
		$this->MultiCell($w,$h,$text,$border,$align,$fill);

		// Reset the line position to the right, like in Cell
		if( $ln==0 )
		{
			$this->SetXY($x,$y);
		}
	}

	function NbLines($w, $txt)
    {
        // Compute the number of lines a MultiCell of width w will take
        if(!isset($this->CurrentFont))
            $this->Error('No font has been set');
        $cw = $this->CurrentFont['cw'];
        if($w==0)
            $w = $this->w-$this->rMargin-$this->x;
        $wmax = ($w-2*$this->cMargin)*1000/$this->FontSize;
        $s = str_replace("\r",'',(string)$txt);
        $nb = strlen($s);
        if($nb>0 && $s[$nb-1]=="\n")
            $nb--;
        $sep = -1;
        $i = 0;
        $j = 0;
        $l = 0;
        $nl = 1;
        while($i<$nb)
        {
            $c = $s[$i];
            if($c=="\n")
            {
                $i++;
                $sep = -1;
                $j = $i;
                $l = 0;
                $nl++;
                continue;
            }
            if($c==' ')
                $sep = $i;
            $l += $cw[$c];
            if($l>$wmax)
            {
                if($sep==-1)
                {
                    if($i==$j)
                        $i++;
                }
                else
                    $i = $sep+1;
                $sep = -1;
                $j = $i;
                $l = 0;
                $nl++;
            }
            else
                $i++;
        }
        return $nl;
    }
}